使自修改代码更容易
making self-modifying code easier
我做了一个在python 2.7上运行的自修改代码，代码有点大，我想知道是否有办法让代码更简单一点，我想过我没有找到任何答案...如果有人能帮助我，我将不胜感激，但无论如何，这是代码
import sys
x = ['num = 0\n', 'from threading import *\n', 'import sys\n', 'def change(b, line=1):\n', '\tline -= 1\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tlines[line] = b+"\n"\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\n', 'def addline(b):\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tlines.append("\n"+b)\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\n', 'def delline(b = 10):\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tleng = len(lines) - b\n', '\tlines = lines[:leng]\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\t\n', 'def showfile():\n', '\tcheck = num\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\twhile num != check + 1:\n', '\t\tfor i in g:\n', '\t\t\tprint i\n', '\t\n', '\t\n', 'if num == 0:\n', '\tThread(target=showfile).start()\n', '\tf = open("values.py", \'w\')\n', '\twriter = [\'linestowrite1 = [\\'import os\\n\\', \\'from time import *\\n\\',\\'os.system("cls")\\n\\', \\'print("hello...")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\', \\'print("I am a program that is able to evolve by itself")\\n\\', \\'sleep(4)\\n\\', \\'os.system("cls")\\n\\', \\'print("everytime someone opens me, I evolve")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\',\\'change("num = 2")\\n\\' \\'raw_input("press ENTER to exit")\\n\\']\n\', \'linestowrite2 = [\\'from time import *\\n\\', \\'f = open(sys.argv[0])\\n\\', \\'g = f.readlines()\\n\\', \\'leng = len(g)\\n\\', \\'sleep(1)\\n\\', \\'print("CURRENT LENGTH : "+str(leng))\\n\\', \\'sleep(2)\\n\\', \\'print("Extending length to : "+str(leng+20))\\n\\', \\'sleep(3)\\n\\', \\'change("num = 5")\\n\\', \\'\\t\\']\']\n', '\tfor i in writer:\n', '\t\tf.write(i)\n', '\tf.close()\n', '\timport values\n', '\ttowrite = values.linestowrite1\n', '\tfor i in towrite:\n', '\t\taddline(i)\n', '\tchange("num = 1")\n', '\tnum += 1\n', 'elif num == 2:\n', '\tThread(target=showfile).start()\n', '\tdelline(26)\n', '\tchange("num = 3")\n', '\tnum += 1\n', '\thorse69\n', 'elif num == 3:\n', '\tThread(target=showfile).start()\n', '\timport values\n', '\ttowrite = values.linestowrite2\n', '\tfor i in towrite:\n', '\t\taddline(i)\n', '\tchange("num = 4")\n', '\tnum += 1\n', 'elif num == 5:\n', '\tThread(target=showfile).start()\n', '\tdelline(21)\n', '\tchange("num = 6")\n', '\tnum += 1\n', '\thorse69\n', 'elif num == 6:\n', '\tprint("EVOLUTION COMPLETE")\n', '\traw_input()\n']
f = open(sys.argv[0], 'w')
for i in x:
f.write(i)
f.close()
提前致谢
不需要列表，只需使用字符串：
import sys
newcode = 'num = 0\nfrom threading import *\nimport sys\ndef change(b, line=1):\n\tline -= 1\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tlines[line] = b+"\n"\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\ndef addline(b):\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tlines.append("\n"+b)\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\ndef delline(b = 10):\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tleng = len(lines) - b\n\tlines = lines[:leng]\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\t\ndef showfile():\n\tcheck = num\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\twhile num != check + 1:\n\t\tfor i in g:\n\t\t\tprint i\n\t\n\t\nif num == 0:\n\tThread(target=showfile).start()\n\tf = open("values.py", \'w\')\n\twriter = [\'linestowrite1 = [\\'import os\\n\\', \\'from time import *\\n\\',\\'os.system("cls")\\n\\', \\'print("hello...")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\', \\'print("I am a program that is able to evolve by itself")\\n\\', \\'sleep(4)\\n\\', \\'os.system("cls")\\n\\', \\'print("everytime someone opens me, I evolve")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\',\\'change("num = 2")\\n\\' \\'raw_input("press ENTER to exit")\\n\\']\n\', \'linestowrite2 = [\\'from time import *\\n\\', \\'f = open(sys.argv[0])\\n\\', \\'g = f.readlines()\\n\\', \\'leng = len(g)\\n\\', \\'sleep(1)\\n\\', \\'print("CURRENT LENGTH : "+str(leng))\\n\\', \\'sleep(2)\\n\\', \\'print("Extending length to : "+str(leng+20))\\n\\', \\'sleep(3)\\n\\', \\'change("num = 5")\\n\\', \\'\\t\\']\']\n\tfor i in writer:\n\t\tf.write(i)\n\tf.close()\n\timport values\n\ttowrite = values.linestowrite1\n\tfor i in towrite:\n\t\taddline(i)\n\tchange("num = 1")\n\tnum += 1\nelif num == 2:\n\tThread(target=showfile).start()\n\tdelline(26)\n\tchange("num = 3")\n\tnum += 1\n\thorse69\nelif num == 3:\n\tThread(target=showfile).start()\n\timport values\n\ttowrite = values.linestowrite2\n\tfor i in towrite:\n\t\taddline(i)\n\tchange("num = 4")\n\tnum += 1\nelif num == 5:\n\tThread(target=showfile).start()\n\tdelline(21)\n\tchange("num = 6")\n\tnum += 1\n\thorse69\nelif num == 6:\n\tprint("EVOLUTION COMPLETE")\n\traw_input()\n'
with open(sys.argv[0], 'w') as f:
f.write(newcode)
对内部代码应用相同的原则可能有助于缩短它。
我做了一个在python 2.7上运行的自修改代码，代码有点大，我想知道是否有办法让代码更简单一点，我想过我没有找到任何答案...如果有人能帮助我，我将不胜感激，但无论如何，这是代码
import sys
x = ['num = 0\n', 'from threading import *\n', 'import sys\n', 'def change(b, line=1):\n', '\tline -= 1\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tlines[line] = b+"\n"\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\n', 'def addline(b):\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tlines.append("\n"+b)\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\n', 'def delline(b = 10):\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\tlines = []\n', '\tfor i in g:\n', '\t\tlines.append(i)\n', '\tleng = len(lines) - b\n', '\tlines = lines[:leng]\n', "\tf = open(sys.argv[0], 'w')\n", '\tfor each in lines:\n', '\t\tf.write(each)\n', '\tf.close()\n', '\t\t\n', 'def showfile():\n', '\tcheck = num\n', '\tf = open(sys.argv[0])\n', '\tg = f.readlines()\n', '\twhile num != check + 1:\n', '\t\tfor i in g:\n', '\t\t\tprint i\n', '\t\n', '\t\n', 'if num == 0:\n', '\tThread(target=showfile).start()\n', '\tf = open("values.py", \'w\')\n', '\twriter = [\'linestowrite1 = [\\'import os\\n\\', \\'from time import *\\n\\',\\'os.system("cls")\\n\\', \\'print("hello...")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\', \\'print("I am a program that is able to evolve by itself")\\n\\', \\'sleep(4)\\n\\', \\'os.system("cls")\\n\\', \\'print("everytime someone opens me, I evolve")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\',\\'change("num = 2")\\n\\' \\'raw_input("press ENTER to exit")\\n\\']\n\', \'linestowrite2 = [\\'from time import *\\n\\', \\'f = open(sys.argv[0])\\n\\', \\'g = f.readlines()\\n\\', \\'leng = len(g)\\n\\', \\'sleep(1)\\n\\', \\'print("CURRENT LENGTH : "+str(leng))\\n\\', \\'sleep(2)\\n\\', \\'print("Extending length to : "+str(leng+20))\\n\\', \\'sleep(3)\\n\\', \\'change("num = 5")\\n\\', \\'\\t\\']\']\n', '\tfor i in writer:\n', '\t\tf.write(i)\n', '\tf.close()\n', '\timport values\n', '\ttowrite = values.linestowrite1\n', '\tfor i in towrite:\n', '\t\taddline(i)\n', '\tchange("num = 1")\n', '\tnum += 1\n', 'elif num == 2:\n', '\tThread(target=showfile).start()\n', '\tdelline(26)\n', '\tchange("num = 3")\n', '\tnum += 1\n', '\thorse69\n', 'elif num == 3:\n', '\tThread(target=showfile).start()\n', '\timport values\n', '\ttowrite = values.linestowrite2\n', '\tfor i in towrite:\n', '\t\taddline(i)\n', '\tchange("num = 4")\n', '\tnum += 1\n', 'elif num == 5:\n', '\tThread(target=showfile).start()\n', '\tdelline(21)\n', '\tchange("num = 6")\n', '\tnum += 1\n', '\thorse69\n', 'elif num == 6:\n', '\tprint("EVOLUTION COMPLETE")\n', '\traw_input()\n']
f = open(sys.argv[0], 'w')
for i in x:
f.write(i)
f.close()
提前致谢
不需要列表，只需使用字符串：
import sys
newcode = 'num = 0\nfrom threading import *\nimport sys\ndef change(b, line=1):\n\tline -= 1\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tlines[line] = b+"\n"\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\ndef addline(b):\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tlines.append("\n"+b)\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\ndef delline(b = 10):\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\tlines = []\n\tfor i in g:\n\t\tlines.append(i)\n\tleng = len(lines) - b\n\tlines = lines[:leng]\n\tf = open(sys.argv[0], \'w\')\n\tfor each in lines:\n\t\tf.write(each)\n\tf.close()\n\t\t\ndef showfile():\n\tcheck = num\n\tf = open(sys.argv[0])\n\tg = f.readlines()\n\twhile num != check + 1:\n\t\tfor i in g:\n\t\t\tprint i\n\t\n\t\nif num == 0:\n\tThread(target=showfile).start()\n\tf = open("values.py", \'w\')\n\twriter = [\'linestowrite1 = [\\'import os\\n\\', \\'from time import *\\n\\',\\'os.system("cls")\\n\\', \\'print("hello...")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\', \\'print("I am a program that is able to evolve by itself")\\n\\', \\'sleep(4)\\n\\', \\'os.system("cls")\\n\\', \\'print("everytime someone opens me, I evolve")\\n\\', \\'sleep(2)\\n\\', \\'os.system("cls")\\n\\',\\'change("num = 2")\\n\\' \\'raw_input("press ENTER to exit")\\n\\']\n\', \'linestowrite2 = [\\'from time import *\\n\\', \\'f = open(sys.argv[0])\\n\\', \\'g = f.readlines()\\n\\', \\'leng = len(g)\\n\\', \\'sleep(1)\\n\\', \\'print("CURRENT LENGTH : "+str(leng))\\n\\', \\'sleep(2)\\n\\', \\'print("Extending length to : "+str(leng+20))\\n\\', \\'sleep(3)\\n\\', \\'change("num = 5")\\n\\', \\'\\t\\']\']\n\tfor i in writer:\n\t\tf.write(i)\n\tf.close()\n\timport values\n\ttowrite = values.linestowrite1\n\tfor i in towrite:\n\t\taddline(i)\n\tchange("num = 1")\n\tnum += 1\nelif num == 2:\n\tThread(target=showfile).start()\n\tdelline(26)\n\tchange("num = 3")\n\tnum += 1\n\thorse69\nelif num == 3:\n\tThread(target=showfile).start()\n\timport values\n\ttowrite = values.linestowrite2\n\tfor i in towrite:\n\t\taddline(i)\n\tchange("num = 4")\n\tnum += 1\nelif num == 5:\n\tThread(target=showfile).start()\n\tdelline(21)\n\tchange("num = 6")\n\tnum += 1\n\thorse69\nelif num == 6:\n\tprint("EVOLUTION COMPLETE")\n\traw_input()\n'
with open(sys.argv[0], 'w') as f:
f.write(newcode)
对内部代码应用相同的原则可能有助于缩短它。